Copy letter, from Sir John Herschel to Eliza Susan Quincy, dated at Collingwood Copy of letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Thanks Eliza Susan Quincy for report of [Alexander von] Humboldt's centenary and the photographs from Henry Morton [see Eliza Susan Quincy's 1869-9-26]. Discusses neglect of James Grahame's work in England. 18 October 1869